Melissa Moore struggles to reconcile the normal experiences of growing up with her father, Keith Hunter Jesperson, with the realization that he was also the Happy Face serial killer. And she wonders if being a psychopath could be hereditary.

High-profile cases over the past few years have shown the benefits — and pitfalls — of asking the public to report any suspicious activities they notice to the police. When does that tip over into racial or ethnic bias?

Drug courts have changed the lives of the thousands of people who've "graduated" through the program. But how exactly do the judges, rehab facilities and counselors facilitate these courts, and do they deter repeat offenders?